"Thu, 22 Jan 1970 18:15:49"

Convert date and time to unixtime.

1880149

Another datetime format string at UTC

YYYYMMDD
19700122

Only TIME
18:15:49

General datetime
1970-01-22 18:15:49Z

For Database
1970-01-22 18:15:49

For HTTP1.1
Thu, 22 Jan 1970 18:15:49 GMT


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